. >>> children with attention deficit hyperactivity disorder may be more likely to smoke later in life. researchers took blood samples from more than 450 children with adhd and found that one genetic variance associateed with the number of cigarettes smoked by mothers during pregnancy was more likely than any other rareiant -- variant to be associateed with adhd diagnosis in children. the finding suggests the variant may increase the risk of adhd and smoking by impairing higher brain functions. speaking of smoking, children who experiment with menthol cigarettes may be more likely to become habitual smokers than their peers who start on regular cigs. in a study of nearly 50,000 students, researchers found kids who started smoking menthol cigarettes were 80% more likely to become regular smokers. critics claim they make them more patiblible to new smoker -- smokers. the study didn't prove that the cigarettes are to blame. >>> thank you for joining us at 5. >> the news edge at 6 starts now. >>> i have no idea what i am going to do. i don't know where i'm going to live. i don't know what